Tennant describes 'sad' farewell

The BBC News website has an interview with David Tennant in which David describes the emotional turmoil involved in filming his final scenes in Doctor Who. The article also contains a 3 minute video with David and Russell T. Davies on the final adventure.

It also confirms that The Waters of Mars due to be broadcast on 15th November will be dedicated to Barry Letts, who died earlier this month.

If you want to read the full spoiler free interview on the BBC News website, click here.